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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Copyright (c) 2009 Kathryn Huxtable and Kenneth Orr.</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * This file is part of the SeaGlass Pluggable Look and Feel.</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> * You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *     <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> * $Id: SeaGlassContext.java 1527 2010-06-09 18:22:31Z kathryn@kathrynhuxtable.org $</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">package</strong> com.seaglasslookandfeel;
<a class="jxr_linenumber" name="21" href="#21">21</a>  
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="26" href="#26">26</a>  
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> javax.swing.JButton;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> javax.swing.JComponent;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> javax.swing.plaf.synth.Region;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> javax.swing.plaf.synth.SynthConstants;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> javax.swing.plaf.synth.SynthContext;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> javax.swing.plaf.synth.SynthPainter;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> javax.swing.plaf.synth.SynthStyle;
<a class="jxr_linenumber" name="34" href="#34">34</a>  
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * An immutable transient object containing contextual information about a</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> * &lt;code&gt;Region&lt;/code&gt;. A &lt;code&gt;SeaGlassContext&lt;/code&gt; should only be considered</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * valid for the duration of the method it is passed to. In other words you</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * should not cache a &lt;code&gt;SeaGlassContext&lt;/code&gt; that is passed to you and</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * expect it to remain valid.</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;Extends SynthContext by Scott Violet and reimplements most of its methods</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> * because too much is package local.&lt;/p&gt;</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> * @see javax.swing.plaf.synth.SynthContext</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a> <strong class="jxr_keyword">extends</strong> SynthContext {
<a class="jxr_linenumber" name="48" href="#48">48</a>  
<a class="jxr_linenumber" name="49" href="#49">49</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> SynthPainter EMPTY_PAINTER = <strong class="jxr_keyword">new</strong> SynthPainter() {
<a class="jxr_linenumber" name="50" href="#50">50</a>      };
<a class="jxr_linenumber" name="51" href="#51">51</a>  
<a class="jxr_linenumber" name="52" href="#52">52</a>      <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> This button *must* not have a UI or we end up throwing an NPE. */</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> JButton FAKE_BUTTON   = <strong class="jxr_keyword">new</strong> JButton() {
<a class="jxr_linenumber" name="54" href="#54">54</a>          <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateUI() {
<a class="jxr_linenumber" name="55" href="#55">55</a>              <em class="jxr_comment">// Do nothing.</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>          }
<a class="jxr_linenumber" name="57" href="#57">57</a>      };
<a class="jxr_linenumber" name="58" href="#58">58</a>  
<a class="jxr_linenumber" name="59" href="#59">59</a>      <em class="jxr_comment">// Fake items are created because there's no public empty constructor for</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>      <em class="jxr_comment">// SynthContext and we need a way to determine when our own empty</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>      <em class="jxr_comment">// constructor was called. We pass these to SynthContext's constructor and</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>      <em class="jxr_comment">// then test for them later.</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  
<a class="jxr_linenumber" name="64" href="#64">64</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> JButton fakeComponent = FAKE_BUTTON;
<a class="jxr_linenumber" name="65" href="#65">65</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Region        fakeRegion    = Region.BUTTON;
<a class="jxr_linenumber" name="66" href="#66">66</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> SynthStyle    fakeStyle     = <strong class="jxr_keyword">new</strong> SeaGlassStyle(<strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="67" href="#67">67</a>  
<a class="jxr_linenumber" name="68" href="#68">68</a>      <em class="jxr_comment">// From SynthContext.</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  
<a class="jxr_linenumber" name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Map     contextMap;
<a class="jxr_linenumber" name="71" href="#71">71</a>  
<a class="jxr_linenumber" name="72" href="#72">72</a>      <strong class="jxr_keyword">static</strong> {
<a class="jxr_linenumber" name="73" href="#73">73</a>          contextMap = <strong class="jxr_keyword">new</strong> HashMap();
<a class="jxr_linenumber" name="74" href="#74">74</a>      }
<a class="jxr_linenumber" name="75" href="#75">75</a>  
<a class="jxr_linenumber" name="76" href="#76">76</a>      <strong class="jxr_keyword">private</strong> JComponent component;
<a class="jxr_linenumber" name="77" href="#77">77</a>      <strong class="jxr_keyword">private</strong> Region     region;
<a class="jxr_linenumber" name="78" href="#78">78</a>      <strong class="jxr_keyword">private</strong> SynthStyle style;
<a class="jxr_linenumber" name="79" href="#79">79</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong>        state;
<a class="jxr_linenumber" name="80" href="#80">80</a>  
<a class="jxr_linenumber" name="81" href="#81">81</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     * Creates a new SeaGlassContext object.</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>      <strong class="jxr_keyword">public</strong> <a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a>() {
<a class="jxr_linenumber" name="85" href="#85">85</a>          <strong class="jxr_keyword">super</strong>(fakeComponent, fakeRegion, fakeStyle, 0);
<a class="jxr_linenumber" name="86" href="#86">86</a>      }
<a class="jxr_linenumber" name="87" href="#87">87</a>  
<a class="jxr_linenumber" name="88" href="#88">88</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment">     * Creates a SeaGlassContext with the specified values. This is meant for</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment">     * subclasses and custom UI implementors. You very rarely need to construct</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment">     * a SeaGlassContext, though some methods will take one.</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment">     * @param component JComponent</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment">     * @param region    Identifies the portion of the JComponent</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment">     * @param style     Style associated with the component</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment">     * @param state     State of the component as defined in SynthConstants.</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>      <strong class="jxr_keyword">public</strong> <a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a>(JComponent component, Region region, SynthStyle style, <strong class="jxr_keyword">int</strong> state) {
<a class="jxr_linenumber" name="99" href="#99">99</a>          <strong class="jxr_keyword">super</strong>(component, region, style, state);
<a class="jxr_linenumber" name="100" href="#100">100</a> 
<a class="jxr_linenumber" name="101" href="#101">101</a>         <strong class="jxr_keyword">if</strong> (component == fakeComponent) {
<a class="jxr_linenumber" name="102" href="#102">102</a>             <strong class="jxr_keyword">this</strong>.component = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="103" href="#103">103</a>             <strong class="jxr_keyword">this</strong>.region    = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="104" href="#104">104</a>             <strong class="jxr_keyword">this</strong>.style     = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="105" href="#105">105</a> 
<a class="jxr_linenumber" name="106" href="#106">106</a>             <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="107" href="#107">107</a>         }
<a class="jxr_linenumber" name="108" href="#108">108</a> 
<a class="jxr_linenumber" name="109" href="#109">109</a>         <strong class="jxr_keyword">if</strong> (component == <strong class="jxr_keyword">null</strong> || region == <strong class="jxr_keyword">null</strong> || style == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="110" href="#110">110</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> NullPointerException(<span class="jxr_string">"You must supply a non-null component, region and style"</span>);
<a class="jxr_linenumber" name="111" href="#111">111</a>         }
<a class="jxr_linenumber" name="112" href="#112">112</a> 
<a class="jxr_linenumber" name="113" href="#113">113</a>         reset(component, region, style, state);
<a class="jxr_linenumber" name="114" href="#114">114</a>     }
<a class="jxr_linenumber" name="115" href="#115">115</a> 
<a class="jxr_linenumber" name="116" href="#116">116</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment">     * The method used to get a context.</em>
<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment">     * @param  type      the class of the context.</em>
<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment">     * @param  component the component.</em>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment">     * @param  region    the region.</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment">     * @param  style     the style.</em>
<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment">     * @param  state     the state.</em>
<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment">     * @return the newly constructed context, corresponding to the arguments.</em>
<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="127" href="#127">127</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a> getContext(Class type, JComponent component, Region region, SynthStyle style, <strong class="jxr_keyword">int</strong> state) {
<a class="jxr_linenumber" name="128" href="#128">128</a>         <a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a> context = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="129" href="#129">129</a> 
<a class="jxr_linenumber" name="130" href="#130">130</a>         <strong class="jxr_keyword">synchronized</strong> (contextMap) {
<a class="jxr_linenumber" name="131" href="#131">131</a>             List instances = (List) contextMap.get(type);
<a class="jxr_linenumber" name="132" href="#132">132</a> 
<a class="jxr_linenumber" name="133" href="#133">133</a>             <strong class="jxr_keyword">if</strong> (instances != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="134" href="#134">134</a>                 <strong class="jxr_keyword">int</strong> size = instances.size();
<a class="jxr_linenumber" name="135" href="#135">135</a> 
<a class="jxr_linenumber" name="136" href="#136">136</a>                 <strong class="jxr_keyword">if</strong> (size &gt; 0) {
<a class="jxr_linenumber" name="137" href="#137">137</a>                     context = (SeaGlassContext) instances.remove(size - 1);
<a class="jxr_linenumber" name="138" href="#138">138</a>                 }
<a class="jxr_linenumber" name="139" href="#139">139</a>             }
<a class="jxr_linenumber" name="140" href="#140">140</a>         }
<a class="jxr_linenumber" name="141" href="#141">141</a> 
<a class="jxr_linenumber" name="142" href="#142">142</a>         <strong class="jxr_keyword">if</strong> (context == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="143" href="#143">143</a> 
<a class="jxr_linenumber" name="144" href="#144">144</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="145" href="#145">145</a>                 context = (SeaGlassContext) type.newInstance();
<a class="jxr_linenumber" name="146" href="#146">146</a>             } <strong class="jxr_keyword">catch</strong> (IllegalAccessException iae) {
<a class="jxr_linenumber" name="147" href="#147">147</a>                 iae.printStackTrace();
<a class="jxr_linenumber" name="148" href="#148">148</a>             } <strong class="jxr_keyword">catch</strong> (InstantiationException ie) {
<a class="jxr_linenumber" name="149" href="#149">149</a>                 ie.printStackTrace();
<a class="jxr_linenumber" name="150" href="#150">150</a>             }
<a class="jxr_linenumber" name="151" href="#151">151</a>         }
<a class="jxr_linenumber" name="152" href="#152">152</a> 
<a class="jxr_linenumber" name="153" href="#153">153</a>         context.reset(component, region, style, state);
<a class="jxr_linenumber" name="154" href="#154">154</a> 
<a class="jxr_linenumber" name="155" href="#155">155</a>         <strong class="jxr_keyword">return</strong> context;
<a class="jxr_linenumber" name="156" href="#156">156</a>     }
<a class="jxr_linenumber" name="157" href="#157">157</a> 
<a class="jxr_linenumber" name="158" href="#158">158</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment">     * Release a context for re-use.</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment">     * @param context the context to release.</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="163" href="#163">163</a>     <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> releaseContext(<a href="../../com/seaglasslookandfeel/SeaGlassContext.html">SeaGlassContext</a> context) {
<a class="jxr_linenumber" name="164" href="#164">164</a>         <strong class="jxr_keyword">synchronized</strong> (contextMap) {
<a class="jxr_linenumber" name="165" href="#165">165</a>             List instances = (List) contextMap.get(context.getClass());
<a class="jxr_linenumber" name="166" href="#166">166</a> 
<a class="jxr_linenumber" name="167" href="#167">167</a>             <strong class="jxr_keyword">if</strong> (instances == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="168" href="#168">168</a>                 instances = <strong class="jxr_keyword">new</strong> ArrayList(5);
<a class="jxr_linenumber" name="169" href="#169">169</a>                 contextMap.put(context.getClass(), instances);
<a class="jxr_linenumber" name="170" href="#170">170</a>             }
<a class="jxr_linenumber" name="171" href="#171">171</a> 
<a class="jxr_linenumber" name="172" href="#172">172</a>             instances.add(context);
<a class="jxr_linenumber" name="173" href="#173">173</a>         }
<a class="jxr_linenumber" name="174" href="#174">174</a>     }
<a class="jxr_linenumber" name="175" href="#175">175</a> 
<a class="jxr_linenumber" name="176" href="#176">176</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="177" href="#177">177</a> <em class="jxr_javadoccomment">     * Returns the hosting component containing the region.</em>
<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">     * @return Hosting Component</em>
<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="181" href="#181">181</a>     <strong class="jxr_keyword">public</strong> JComponent getComponent() {
<a class="jxr_linenumber" name="182" href="#182">182</a>         <strong class="jxr_keyword">return</strong> component;
<a class="jxr_linenumber" name="183" href="#183">183</a>     }
<a class="jxr_linenumber" name="184" href="#184">184</a> 
<a class="jxr_linenumber" name="185" href="#185">185</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_javadoccomment">     * Returns the Region identifying this state.</em>
<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment">     * @return Region of the hosting component</em>
<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="190" href="#190">190</a>     <strong class="jxr_keyword">public</strong> Region getRegion() {
<a class="jxr_linenumber" name="191" href="#191">191</a>         <strong class="jxr_keyword">return</strong> region;
<a class="jxr_linenumber" name="192" href="#192">192</a>     }
<a class="jxr_linenumber" name="193" href="#193">193</a> 
<a class="jxr_linenumber" name="194" href="#194">194</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment">     * A convenience method for &lt;code&gt;getRegion().isSubregion()&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">     * @return {@code true} if the context represents a subregion, {@code false}</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">     *         otherwise.</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="200" href="#200">200</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="201" href="#201">201</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> isSubregion() {
<a class="jxr_linenumber" name="202" href="#202">202</a>         <strong class="jxr_keyword">return</strong> getRegion().isSubregion();
<a class="jxr_linenumber" name="203" href="#203">203</a>     }
<a class="jxr_linenumber" name="204" href="#204">204</a> 
<a class="jxr_linenumber" name="205" href="#205">205</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_javadoccomment">     * Sets the current style for the context.</em>
<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * @param style the new style.</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="210" href="#210">210</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="211" href="#211">211</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setStyle(SynthStyle style) {
<a class="jxr_linenumber" name="212" href="#212">212</a>         <strong class="jxr_keyword">this</strong>.style = style;
<a class="jxr_linenumber" name="213" href="#213">213</a>     }
<a class="jxr_linenumber" name="214" href="#214">214</a> 
<a class="jxr_linenumber" name="215" href="#215">215</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment">     * Returns the style associated with this Region.</em>
<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment">     * @return SynthStyle associated with the region.</em>
<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="220" href="#220">220</a>     <strong class="jxr_keyword">public</strong> SynthStyle getStyle() {
<a class="jxr_linenumber" name="221" href="#221">221</a>         <strong class="jxr_keyword">return</strong> style;
<a class="jxr_linenumber" name="222" href="#222">222</a>     }
<a class="jxr_linenumber" name="223" href="#223">223</a> 
<a class="jxr_linenumber" name="224" href="#224">224</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment">     * Sets the current state for a component/region.</em>
<a class="jxr_linenumber" name="226" href="#226">226</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment">     * @param state the new state.</em>
<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="229" href="#229">229</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="230" href="#230">230</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setComponentState(<strong class="jxr_keyword">int</strong> state) {
<a class="jxr_linenumber" name="231" href="#231">231</a>         <strong class="jxr_keyword">this</strong>.state = state;
<a class="jxr_linenumber" name="232" href="#232">232</a>     }
<a class="jxr_linenumber" name="233" href="#233">233</a> 
<a class="jxr_linenumber" name="234" href="#234">234</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment">     * Returns the state of the widget, which is a bitmask of the values defined</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment">     * in &lt;code&gt;SynthConstants&lt;/code&gt;. A region will at least be in one of</em>
<a class="jxr_linenumber" name="237" href="#237">237</a> <em class="jxr_javadoccomment">     * &lt;code&gt;ENABLED&lt;/code&gt;, &lt;code&gt;MOUSE_OVER&lt;/code&gt;, &lt;code&gt;PRESSED&lt;/code&gt; or</em>
<a class="jxr_linenumber" name="238" href="#238">238</a> <em class="jxr_javadoccomment">     * &lt;code&gt;DISABLED&lt;/code&gt;.</em>
<a class="jxr_linenumber" name="239" href="#239">239</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="240" href="#240">240</a> <em class="jxr_javadoccomment">     * @see    SynthConstants</em>
<a class="jxr_linenumber" name="241" href="#241">241</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="242" href="#242">242</a> <em class="jxr_javadoccomment">     * @return State of Component</em>
<a class="jxr_linenumber" name="243" href="#243">243</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="244" href="#244">244</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getComponentState() {
<a class="jxr_linenumber" name="245" href="#245">245</a>         <strong class="jxr_keyword">return</strong> state;
<a class="jxr_linenumber" name="246" href="#246">246</a>     }
<a class="jxr_linenumber" name="247" href="#247">247</a> 
<a class="jxr_linenumber" name="248" href="#248">248</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_javadoccomment">     * Resets the state of the Context.</em>
<a class="jxr_linenumber" name="250" href="#250">250</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="251" href="#251">251</a> <em class="jxr_javadoccomment">     * @param component the new component.</em>
<a class="jxr_linenumber" name="252" href="#252">252</a> <em class="jxr_javadoccomment">     * @param region    the new region.</em>
<a class="jxr_linenumber" name="253" href="#253">253</a> <em class="jxr_javadoccomment">     * @param style     the new style.</em>
<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment">     * @param state     the new state.</em>
<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="256" href="#256">256</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="257" href="#257">257</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> reset(JComponent component, Region region, SynthStyle style, <strong class="jxr_keyword">int</strong> state) {
<a class="jxr_linenumber" name="258" href="#258">258</a>         <strong class="jxr_keyword">this</strong>.component = component;
<a class="jxr_linenumber" name="259" href="#259">259</a>         <strong class="jxr_keyword">this</strong>.region    = region;
<a class="jxr_linenumber" name="260" href="#260">260</a>         <strong class="jxr_keyword">this</strong>.style     = style;
<a class="jxr_linenumber" name="261" href="#261">261</a>         <strong class="jxr_keyword">this</strong>.state     = state;
<a class="jxr_linenumber" name="262" href="#262">262</a>     }
<a class="jxr_linenumber" name="263" href="#263">263</a> 
<a class="jxr_linenumber" name="264" href="#264">264</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * Release a context for re-use after nulling the component and style.</em>
<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="267" href="#267">267</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="268" href="#268">268</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> dispose() {
<a class="jxr_linenumber" name="269" href="#269">269</a>         <strong class="jxr_keyword">this</strong>.component = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="270" href="#270">270</a>         <strong class="jxr_keyword">this</strong>.style     = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="271" href="#271">271</a>         releaseContext(<strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="272" href="#272">272</a>     }
<a class="jxr_linenumber" name="273" href="#273">273</a> 
<a class="jxr_linenumber" name="274" href="#274">274</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_javadoccomment">     * Convenience method to get the Painter from the current SynthStyle. This</em>
<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_javadoccomment">     * will NEVER return null.</em>
<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     * @return the painter for the style and context, otherwise the empty</em>
<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_javadoccomment">     *         painter.</em>
<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="281" href="#281">281</a>     @SuppressWarnings(<span class="jxr_string">"all"</span>)
<a class="jxr_linenumber" name="282" href="#282">282</a>     <strong class="jxr_keyword">public</strong> SynthPainter getPainter() {
<a class="jxr_linenumber" name="283" href="#283">283</a>         SynthPainter painter = getStyle().getPainter(<strong class="jxr_keyword">this</strong>);
<a class="jxr_linenumber" name="284" href="#284">284</a> 
<a class="jxr_linenumber" name="285" href="#285">285</a>         <strong class="jxr_keyword">if</strong> (painter != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="286" href="#286">286</a>             <strong class="jxr_keyword">return</strong> painter;
<a class="jxr_linenumber" name="287" href="#287">287</a>         }
<a class="jxr_linenumber" name="288" href="#288">288</a> 
<a class="jxr_linenumber" name="289" href="#289">289</a>         <strong class="jxr_keyword">return</strong> EMPTY_PAINTER;
<a class="jxr_linenumber" name="290" href="#290">290</a>     }
<a class="jxr_linenumber" name="291" href="#291">291</a> }
</pre>
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